<!doctype html>
<html lang="en">
  <head>
    <!-- Required meta tags -->
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">

    <!-- Bootstrap CSS -->
    <link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">

    <title>用户注册</title>
    <style type="text/css">
    	.input-group mb-6
    	{
    		background: red;
    	}
    </style>
  </head>
  <body>
  	<center><h1>User Message Registered</h1></center>
    
    <form action="reg.php" method="post">
    	<div class="input-group mb-3">
  			<div class="input-group-prepend">
    			<span class="input-group-text" id="basic-addon1">@</span>
  			</div>
  				<input type="text" class="form-control" placeholder="Username" aria-label="Username" aria-describedby="basic-addon1" name="name">
		</div>
	
		<input type="password" id="inputPassword5" class="form-control" aria-describedby="passwordHelpBlock" minlength="8" maxlength="20" required placeholder="Password" name="password">
		<small id="passwordHelpBlock" class="form-text text-muted">
			Your password must be 8-20 characters long, contain letters and numbers, and must not contain spaces, special characters, or emoji.
		</small>

		<div class="input-group mb-3">
  			<div class="input-group-prepend">
    			<label class="input-group-text" for="inputGroupSelect01">Options</label>
  			</div>
  				<select class="custom-select" id="inputGroupSelect01">
    				<option selected>Choose...</option>
    				<option value="0">Man</option>
				    <option value="1">Women</option>
  				</select>
		</div>

		<div class="form-group">
    		<label for="exampleInputEmail1">Email address</label>
    		<input type="email" class="form-control" id="exampleInputEmail1" aria-describedby="emailHelp" placeholder="Enter email">
    			<small id="emailHelp" class="form-text text-muted">We'll never share your email with anyone else.</small>
  		</div>

  		<div class="input-group mb-4">
  			<div class="input-group-prepend">
    			<span class="input-group-text" id="basic-addon1">phone</span>
  			</div>
  				<input type="text" class="form-control" placeholder="please input your phone number" aria-label="Phone Number" aria-describedby="basic-addon1">
		</div>

		<div class="input-group mb-5">
  			<div class="input-group-prepend">
    			<span class="input-group-text" id="basic-addon1">Age</span>
  			</div>
  				<input type="text" class="form-control" placeholder="Please input your age" aria-label="Age" aria-describedby="basic-addon1">
		</div>
		<center>
			<div class="input-group mb-6" style="width: 600px;">
	  			<input type="submit" class="form-control" placeholder="Please input your age" aria-label="Age" aria-describedby="basic-addon1" style="background-color: skyblue;" value="Registered">
			</div>
		</center>
    </form>

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  </body>
</html>